纳氏试剂（Nessler）是指一种利用紫外－可见分光光度法原理用于测定空气中、水体中氨氮含量的试剂。
（五）纳氏试剂(Nessler reagent)：溶解160g氢氧化钠于500mL试剂水，冷却之，另溶解100g碘化汞与70g碘化钾于少量试剂水，混合后缓慢加入氢氧化钠溶液中，并搅拌均...
基于28个网页-相关网页
进行了用纳氏试剂比色法直接测定海水中氨氮的试验。
Experiment was undertaken to detect NH3-N in sea water by Nessler's reagent colorimetry.
在工业废水氨氮监测中应用的纳氏试剂法具有操作简便、灵敏度高的特点。
In NH3-N monitoring application of industrial waste water Na's reagent behaves simple operation and high sensitivity.
主要讨论了纳氏试剂配制过程中出现的试剂过量、易出沉淀等问题，并提出了改进意见。
Several problems in making up Nessler's agent are mainly discussed and improving methods are also described.
应用推荐